Data as of Nov 3, 2026
63.136.0.0/18
No anonymizer space · no proxy exits in 30 daysCenturyLink Communications, LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 63.136.4.0/24 since Feb 2021 | AS3561 | Internet provider | CenturyLink Communications, LLC |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 63.136.0.0 - 63.136.111.255 | 28,672 | CENTURYLINK-LEGACY-SAVVIS-BLK235 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | Jun 14, 2000 | [email protected] |
| └ 63.136.8.24/29 | 8 | SAVV-S266446-0 | unknown | — | — | — |
| └ 63.136.22.128/25 | 128 | SAVV-S262898-0 | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
16,384 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 16,248 | >99% | 5 | |
| Business | 136 | 0.83% | 2 |
Network & registry
Origin network
AS3561
US
- Name
- CenturyLink Communications, LLC
- Type
- Internet provider
- Registered
- Oct 7, 1998
- Domain
- lumen.com
- Website
- www.lumen.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 63.136.1.0/24 | AS33400 | RADB | Forced Object Correction | MAINT-AS7132 | Nov 13, 2023 |
| 63.136.2.0/24 | AS14643 | RADB | Pulsity-AS14643(added by MAINT-AS3257) | MAINT-AS3257 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 63.136.0.0 - 63.136.111.255
- Netname
- CENTURYLINK-LEGACY-SAVVIS-BLK235
- Registrant
- CenturyLink Communications, LLC
- Organization
- CenturyLink Communications, LLC (CCL-534)
- Org address
- 100 CENTURYLINK DR, Monroe, LA, 71201
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-63-136-0-0-1
- Parent
- NET-63-0-0-0-0
- Created
- Jun 14, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 14, 2000
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN